{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell type", "protein", "RNA", "cell line", "DNA"], "input": "These results indicate that lymphocyte-specific factors binding to the TCEd are involved in the control of T cell specific-transcription of the Il-2 gene ."}
{"cell type": [], "protein": ["Il-2"], "RNA": [], "cell line": [], "DNA": ["TCEd", "Il-2 gene"]}